JavaBeans Activation Framework standard extension, developers who use Java technology can take advantage of standard services to
-determine the type of an arbitrary piece of data,
-encapsulate access to it,
-discover the operations available on it, and
-to instantiate the appropriate bean to perform said operation(s).
The API doc said: It is used by the JavaMail API to manage MIME data.But actually, it is more general purpose.
Recortar diapositivas es una manera útil de recopilar información importante para consultarla más tarde.